<!--
  This file is a part of the open-eBackup project.
  This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
  If a copy of the MPL was not distributed with this file, You can obtain one at
  http://mozilla.org/MPL/2.0/.
  
  Copyright (c) [2024] Huawei Technologies Co.,Ltd.
  
  THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
  EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
  MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
  -->


<!DOCTYPE html
  PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html lang="en-us" xml:lang="en-us">
<head>
      <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="DC.Type" content="topic">
<meta name="DC.Title" content="Configuring Domain Name Resolution (Applicable to OpenStack)">
<meta name="DC.Format" content="XHTML">
<meta name="DC.Identifier" content="EN-US_TOPIC_0000002164790068">
<meta name="DC.Language" content="en-us">
<link rel="stylesheet" type="text/css" href="public_sys-resources/commonltr.css">
<title>Configuring Domain Name Resolution (Applicable to OpenStack)</title>
</head>
<body style="clear:both; padding-left:10px; padding-top:5px; padding-right:5px; padding-bottom:5px"><a name="EN-US_TOPIC_0000002164790068"></a><a name="EN-US_TOPIC_0000002164790068"></a>

<h1 class="topictitle1"><span>Configuring Domain Name Resolution (Applicable to OpenStack)</span></h1>
<div><p>You need to configure domain name resolution for each service in OpenStack on the host where the client is installed so that the host can communicate with OpenStack. If the OpenStack community version is used, skip this section.</p>
<div class="section"><h4 class="sectiontitle">Procedure</h4><ol><li><span>Obtain domain name resolution information of each OpenStack service.</span><p><ol type="a"><li>Use a browser to log in to FusionSphere OpenStack OM.</li><li>Choose <strong>Resources</strong> &gt; <strong>Configuration</strong> from the navigation pane.</li><li>Click the <span class="uicontrol"><b>Services</b></span> tab to obtain the domain names of the nova, keystonev3, cinder, and neutron services. <a href="#EN-US_TOPIC_0000002164790068__table12486184224719">Table 1</a> shows an example.
<div class="tablenoborder"><a name="EN-US_TOPIC_0000002164790068__table12486184224719"></a><a name="table12486184224719"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0000002164790068__table12486184224719" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Example of obtaining domain names</caption><colgroup><col style="width:25.19%"><col style="width:74.81%"></colgroup><thead align="left"><tr><th align="left" class="cellrowborder" valign="top" width="25.19%" id="mcps1.3.2.2.1.2.1.3.3.2.3.1.1"><p>Service Name</p>
</th>
<th align="left" class="cellrowborder" valign="top" width="74.81%" id="mcps1.3.2.2.1.2.1.3.3.2.3.1.2"><p>Access Address</p>
</th>
</tr>
</thead>
<tbody><tr><td class="cellrowborder" valign="top" width="25.19%" headers="mcps1.3.2.2.1.2.1.3.3.2.3.1.1 "><p>nova</p>
</td>
<td class="cellrowborder" valign="top" width="74.81%" headers="mcps1.3.2.2.1.2.1.3.3.2.3.1.2 "><p>compute.az236.dc236.test.com</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" width="25.19%" headers="mcps1.3.2.2.1.2.1.3.3.2.3.1.1 "><p>keystonev3</p>
</td>
<td class="cellrowborder" valign="top" width="74.81%" headers="mcps1.3.2.2.1.2.1.3.3.2.3.1.2 "><p>identity.az236.dc236.test.com</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" width="25.19%" headers="mcps1.3.2.2.1.2.1.3.3.2.3.1.1 "><p>cinderv3</p>
</td>
<td class="cellrowborder" valign="top" width="74.81%" headers="mcps1.3.2.2.1.2.1.3.3.2.3.1.2 "><p>volume.az236.dc236.test.com</p>
</td>
</tr>
<tr><td class="cellrowborder" valign="top" width="25.19%" headers="mcps1.3.2.2.1.2.1.3.3.2.3.1.1 "><p>neutron</p>
</td>
<td class="cellrowborder" valign="top" width="74.81%" headers="mcps1.3.2.2.1.2.1.3.3.2.3.1.2 "><p>network.az236.dc236.test.com</p>
</td>
</tr>
</tbody>
</table>
</div>
</li></ol>
</p></li><li><span>Log in to the host where the client is installed as user <strong id="EN-US_TOPIC_0000002164790068__en-us_topic_0000002164790032_b65061586282">root</strong> using PuTTY.</span></li><li><span>Open the <strong>hosts</strong> file of the host where the client is installed and add the obtained domain name resolution to the file. The format is as follows:</span><p><pre class="screen"><em>IP address of the reverse proxy of the external_api plane</em>   <em>Domain name</em></pre>
<p>Example:</p>
<pre class="screen">192.168.10.10    compute.az236.dc236.test.com
192.168.10.10    identity.az236.dc236.test.com
192.168.10.10    volume.az236.dc236.test.com
192.168.10.10    network.az236.dc236.test.com</pre>
</p></li></ol>
</div>
</div>

<div class="hrcopyright"><hr size="2"></div><div class="hwcopyright">Copyright &copy; Huawei Technologies Co., Ltd.</div></body>
</html>